Merv 8 Pleated Air Filter - 13 3/4" x 21 3/4" x 1"Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop, and long service life which reduces HVAC equipment maintenance and energy costs. A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter.

The secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

The "Practical Pleat" contains over 500% greater surface area than a MERV 10 one-inch pleat

åÊWe look forward to delivering our American-made

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In general

with each stage capturing progressively smaller particles inside the filter

PLEASE NOTE: Dimensions listed are HxWxD

They are easy to clean by simply backwashing every month with cold water so you don‰۪t need expensive cleaners

Either way

And there are no metal parts that could lead to corrosion or oxidation within the filter

from the air stream

the more efficient a filter is at removing particles